Government exams
- Which river is known as the ‘Sorrow of Bihar’? Answer: A. Kosi Answer: (A) Kosi The Kosi often changes its course and causes severe floods in Bihar, hence the name. The Damodar was called... 1
- The Ten Degree Channel separates: Answer: D. the Andaman Islands and the Nicobar Islands Answer: (D) the Andaman Islands and the Nicobar Islands The Ten Degree Channel lies b... 1
- Which of the following is a kharif crop? Answer: B. Rice Answer: (B) Rice Kharif crops are sown with the onset of the monsoon (June–July) and harvested in September–October: rice, m... 1
- In which year did the Partition of Bengal, ordered by Lord Curzon, take effect? Answer: B. 1905 Answer: (B) 1905 The Partition of Bengal came into effect on 16 October 1905 and led to the Swadeshi Movement. It was annull... 1
- Who founded the Maurya Empire? Answer: D. Chandragupta Maurya Answer: (D) Chandragupta Maurya Chandragupta Maurya, guided by Chanakya (Kautilya), overthrew the Nanda dynas... 1
- From which place did Mahatma Gandhi begin the Dandi March in 1930? Answer: C. Sabarmati Ashram Answer: (C) Sabarmati Ashram Gandhi set out from Sabarmati Ashram, Ahmedabad on 12 March 1930 and reached Dandi... 1
- Who was the first Governor-General of independent India? Answer: A. Lord Mountbatten Answer: (A) Lord Mountbatten Lord Mountbatten served as the first Governor-General of independent India (1947–48... 1
- The Right to Constitutional Remedies is provided under which Article of the Constitution of India? Answer: A. Article 32 Answer: (A) Article 32 Article 32 lets a citizen move the Supreme Court for enforcement of Fundamental Rights; Dr B.R.... 1
- How many members can the President nominate to the Rajya Sabha? Answer: C. 12 Answer: (C) 12 Under Article 80, the President nominates 12 members to the Rajya Sabha from persons with special knowledge of... 1
- The words ‘Socialist’ and ‘Secular’ were added to the Preamble of the Indian Constitution by which Amendment? Answer: D. 42nd Amendment, 1976 Answer: (D) 42nd Amendment, 1976 The 42nd Amendment (1976) added ‘Socialist’, ‘Secular’ and ‘Integrity’ to t... 1
- Who presides over a joint sitting of both Houses of the Parliament of India? Answer: B. The Speaker of the Lok Sabha Answer: (B) The Speaker of the Lok Sabha A joint sitting is summoned by the President under Article... 1
- The present ages of a father and his son are in the ratio 9 : 4. After 5 years, the ratio of their ages will be 2 : 1. What is the father's present age? Answer: C. 45 years Answer: (C) 45 years Let the ages be 9x and 4x . 9x + 5/4x + 5 = 2/1 ⇒ 9x + 5 = 8x + 10 ⇒ x = 5 . Father = 9 × 5 = 45 ye... 1
- If \(x - \frac{1}{x} = 4\), find the value of \(x^3 - \frac{1}{x^3}\). Answer: A. 76 Answer: (A) 76 x³ - 1/x³ = (x - 1/x)³ + 3(x - 1/x) = 64 + 12 = 76 . 1
- If \(2x + 3y = 13\) and \(3x - 2y = 0\), what is the value of \(x + y\)? Answer: D. 5 Answer: (D) 5 From 3x = 2y , y = 3x/2 . Then 2x + 9x/2 = 13 ⇒ 13x/2 = 13 ⇒ x = 2,\ y = 3 . So x + y = 5 . 1
- The average of five consecutive odd numbers is 47. What is the largest of these numbers? Answer: B. 51 Answer: (B) 51 For consecutive odd numbers the average is the middle number, 47. The numbers are 43, 45, 47, 49, 51, so the la... 1
- A boat goes 30 km downstream in 2 hours and 18 km upstream in 2 hours. What is the speed of the stream? Answer: B. 3 km/h Answer: (B) 3 km/h Downstream speed = 15 km/h, upstream speed = 9 km/h. Stream speed = 15 - 9/2 = 3 km/h (boat speed = 12... 1
- The table shows how a family spends its monthly income of ₹48,000.HeadFoodRentEducationTransportSavingsShare of income35%20%15%10%20%How much more money does the family spend on food than on education every month? Answer: D. ₹9,600 Answer: (D) ₹9,600 Difference in share = 35% - 15% = 20% . 20% of ₹48,000 = ₹9,600 . (Food = ₹16,800, Education = ₹7,200.) 1
- Two chords AB and CD of a circle intersect at a point P inside the circle. If AP = 6 cm, PB = 4 cm and CP = 3 cm, find PD. Answer: D. 8 cm Answer: (D) 8 cm Intersecting chords theorem: AP × PB = CP × PD . 6 × 4 = 3 × PD ⇒ PD = 8 cm. 1
- The diagonals of a rhombus are 16 cm and 12 cm long. What is its perimeter? Answer: B. 40 cm Answer: (B) 40 cm The diagonals of a rhombus bisect each other at right angles, so each side = √(8² + 6²) = 10 cm. Perimete... 1
- A solid metallic sphere of radius 6 cm is melted and recast into a cone whose base radius is 6 cm. What is the height of the cone? Answer: C. 24 cm Answer: (C) 24 cm Volumes are equal: 4/3π (6)³ = 1/3π (6)² h ⇒ h = 4 × 216/36 = 24 cm. 1
- A and B start a business with ₹24,000 and ₹36,000 respectively. After 4 months, A invests ₹12,000 more. At the end of the year the total profit is ₹34,000. What is A's share of the profit? Answer: A. ₹16,000 Answer: (A) ₹16,000 A's capital-months = 24000 × 4 + 36000 × 8 = 384000 . B's = 36000 × 12 = 432000 . Ratio = 384 : 432 =... 1
- A trader sells two articles for ₹4,800 each. On one he gains 20% and on the other he loses 20%. What is his overall gain or loss percentage? Answer: D. 4% loss Answer: (D) 4% loss CP of first = 4800/1.2 = 4000 ; CP of second = 4800/0.8 = 6000 . Total CP = 10000, total SP = 9600. L... 1
- Two successive discounts of 20% and 15% are equal to a single discount of: Answer: C. 32% Answer: (C) 32% Single discount = 20 + 15 - 20 × 15/100 = 35 - 3 = 32% . 1
- At what rate of simple interest per annum will a sum of money double itself in 8 years? Answer: B. 12.5% Answer: (B) 12.5% To double, SI = P. P = P × R × 8/100 ⇒ R = 100/8 = 12.5% . 1